:root {
            --brandPrimary: #0A2463;
            --brandPrimaryHover: #11328A;
            --brandSecondary: #C0C0C8;
            --brandSecondaryHover: #E2E2EA;
            --brandAccent: #00F5FF;
            --bgMain: #050B1D;
            --bgSurface: #0D1631;
            --bgElevated: #16224B;
            --bgOverlay: rgba(5, 11, 29, 0.8);
            --textPrimary: #E6EEFF;
            --textSecondary: #B0C4DE;
            --textMuted: #708090;
            --textBrandContrast: #050B1D;
            --textLink: #00F5FF;
            --textLinkHover: #70F9FF;
            --btnBg: #00F5FF;
            --btnText: #050B1D;
            --btnBgHover: #70F9FF;
            --btnTextHover: #050B1D;
            --semSuccess: #00E676;
            --semError: #FF5252;
            --semWarning: #FFD740;
            --semInfo: #40C4FF;
            --borderDefault: #1E2C5A;
            --borderStrong: #2D3E7A;
            --borderBrand: rgba(0, 245, 255, 0.4);
            --radiusSm: 4px;
            --radiusMd: 12px;
            --radiusLg: 24px;
            --radiusPill: 9999px;
            --shadowCard: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
            --shadowElevated: 0 12px 48px 0 rgba(0, 0, 0, 0.5);
            --shadowGlow: 0 0 15px rgba(0, 245, 255, 0.6);
            --gradBrand: linear-gradient(135deg, #0A2463 0%, #00F5FF 100%);
            --gradHero: radial-gradient(circle at center, #16224B 0%, #050B1D 100%);
            --gradButton: linear-gradient(180deg, #00F5FF 0%, #00D1DB 100%);
        }

        html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
        body {
            margin: 0;
            font-family: 'Be Vietnam Pro', sans-serif;
            font-size: clamp(15px, 3.9vw, 16px);
            line-height: 1.65;
            padding-inline: 14px;
            padding-bottom: calc(72px + env(safe-area-inset-bottom, 0px));
            overflow-x: hidden;
            background-color: var(--bgMain);
            color: var(--textPrimary);
        }
        img, video, iframe { max-width: 100%; height: auto; display: block; }
        a { color: var(--textLink); text-decoration: none; transition: color 0.2s ease; }
        a:hover { color: var(--textLinkHover); }

        .btn {
            display: inline-flex;
            align-items: center;
            justify-content: center;
            min-height: 44px;
            min-inline-size: 44px;
            padding: 12px 24px;
            border-radius: var(--radiusMd);
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            border: none;
            text-align: center;
            text-decoration: none;
        }
        .btnPrimary {
            background: var(--gradButton);
            color: var(--btnText);
            box-shadow: var(--shadowGlow);
        }
        .btnPrimary:hover {
            background: var(--btnBgHover);
            transform: translateY(-2px);
        }
        .btnOutline {
            background: transparent;
            border: 1px solid var(--borderBrand);
            color: var(--textPrimary);
        }
        .btnOutline:hover {
            background: rgba(0, 245, 255, 0.1);
            border-color: var(--brandAccent);
        }
        .btnFull { width: 100%; }

        h1 { font-family: 'Be Vietnam Pro', sans-serif; font-size: clamp(1.6rem, 6.5vw, 2.4rem); line-height: 1.2; margin: 0 0 1.5rem 0; color: #fff; font-weight: 700; }
        h2 { font-family: 'Be Vietnam Pro', sans-serif; font-size: clamp(1.3rem, 5.2vw, 1.8rem); line-height: 1.25; margin-top: 2.5rem; margin-bottom: 1.25rem; color: var(--brandAccent); font-weight: 600; }
        h3 { font-family: 'Be Vietnam Pro', sans-serif; font-size: clamp(1.05rem, 4.2vw, 1.25rem); line-height: 1.3; margin-bottom: 0.75rem; color: var(--textPrimary); font-weight: 500; }

        header {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            background: rgba(5, 11, 29, 0.9);
            backdrop-filter: blur(10px);
            border-bottom: 1px solid var(--borderDefault);
        }
        .headerLogo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: inherit; }
        .headerLogo strong { font-size: 16px; font-weight: 400; color: var(--textPrimary); }
        .headerActions { display: flex; gap: 12px; }

        main { max-width: 1200px; margin: 0 auto; }

        .heroSection {
            padding: 40px 0;
            text-align: center;
            background: var(--gradHero);
            border-radius: var(--radiusLg);
            margin-bottom: 2rem;
        }
        .heroIntro { max-width: 700px; margin: 0 auto 2rem auto; padding: 0 20px; color: var(--textSecondary); }
        .heroTags { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin-top: 2rem; }
        .heroTag {
            background: rgba(0, 245, 255, 0.1);
            border: 1px solid var(--borderBrand);
            color: var(--brandAccent);
            padding: 6px 14px;
            border-radius: var(--radiusPill);
            font-size: 0.85rem;
            font-weight: 500;
        }

        .bannerLink { display: block; line-height: 0; margin-bottom: 2rem; border-radius: var(--radiusMd); overflow: hidden; }
        .bannerImg { width: 1024px; height: 512px; aspect-ratio: 2/1; object-fit: cover; }

        .categoryGrid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-bottom: 3rem;
        }
        .categoryTile {
            background: var(--bgSurface);
            border: 1px solid var(--borderDefault);
            padding: 20px;
            border-radius: var(--radiusMd);
            text-align: center;
            text-decoration: none;
            color: inherit;
            transition: all 0.3s ease;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 12px;
        }
        .categoryTile:hover { border-color: var(--brandAccent); transform: translateY(-5px); background: var(--bgElevated); }
        .categoryTile i { font-size: 2rem; color: var(--brandAccent); }
        .categoryTile strong { display: block; font-size: 1.1rem; margin-bottom: 4px; }
        .categoryTile span { font-size: 0.85rem; color: var(--textMuted); line-height: 1.4; }

        .gameGrid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-bottom: 3rem;
        }
        .gameCard {
            background: var(--bgSurface);
            border-radius: var(--radiusMd);
            overflow: hidden;
            text-decoration: none;
            color: inherit;
            border: 1px solid var(--borderDefault);
            transition: all 0.3s ease;
        }
        .gameCard:hover { border-color: var(--brandAccent); transform: scale(1.02); }
        .gameCardImg { width: 100%; aspect-ratio: 1/1; object-fit: cover; }
        .gameCardContent { padding: 15px; text-align: center; }
        .gameCardContent h3 { margin: 0; font-size: 1rem; }

        .factsContainer {
            background: var(--bgSurface);
            border: 1px solid var(--borderDefault);
            border-radius: var(--radiusMd);
            padding: 24px;
            margin-bottom: 3rem;
        }
        .factsNotice { font-style: italic; color: var(--textMuted); font-size: 0.9rem; margin-bottom: 1.5rem; display: block; }
        .factsTable { width: 100%; border-collapse: collapse; margin-bottom: 1rem; }
        .factsTable td { padding: 12px; border-bottom: 1px solid var(--borderDefault); font-size: 0.95rem; }
        .factsTable td:first-child { font-weight: 600; color: var(--textSecondary); width: 40%; }
        .factsFooter { font-size: 0.85rem; text-align: center; }

        .tocNav {
            display: flex;
            overflow-x: auto;
            gap: 12px;
            padding: 10px 0 20px 0;
            margin-bottom: 2rem;
            scrollbar-width: none;
            border-bottom: 1px solid var(--borderDefault);
        }
        .tocNav::-webkit-scrollbar { display: none; }
        .tocLink {
            white-space: nowrap;
            background: var(--bgElevated);
            padding: 8px 16px;
            border-radius: var(--radiusPill);
            font-size: 0.9rem;
            color: var(--textSecondary);
            border: 1px solid var(--borderDefault);
        }
        .tocLink:hover { background: var(--borderStrong); color: var(--brandAccent); }

        .promoGrid { display: grid; grid-template-columns: 1fr; gap: 20px; margin-bottom: 3rem; }
        .promoCard {
            background: var(--bgSurface);
            border: 1px solid var(--borderDefault);
            padding: 24px;
            border-radius: var(--radiusMd);
            display: flex;
            flex-direction: column;
            gap: 15px;
            position: relative;
            overflow: hidden;
        }
        .promoCard::before {
            content: "";
            position: absolute;
            top: 0; left: 0; width: 4px; height: 100%;
            background: var(--brandAccent);
        }

        .uspBar {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
            margin-bottom: 3rem;
        }
        .uspTile {
            background: var(--bgElevated);
            padding: 20px;
            border-radius: var(--radiusMd);
            display: flex;
            align-items: flex-start;
            gap: 15px;
            border: 1px solid var(--borderDefault);
        }
        .uspTile i { font-size: 1.5rem; color: var(--brandAccent); margin-top: 4px; }
        .uspTile strong { display: block; font-size: 1.1rem; margin-bottom: 5px; }
        .uspTile p { margin: 0; font-size: 0.9rem; color: var(--textSecondary); }

        .paymentGrid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-bottom: 3rem;
        }
        .paymentCard {
            background: var(--bgSurface);
            border: 1px solid var(--borderDefault);
            padding: 20px;
            border-radius: var(--radiusMd);
            text-align: center;
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 12px;
        }
        .paymentCard i { font-size: 2rem; color: var(--brandAccent); }
        .paymentCard strong { display: block; margin-bottom: 8px; }
        .paymentCard p { margin: 0; font-size: 0.85rem; color: var(--textMuted); }

        .guideSteps { display: grid; grid-template-columns: 1fr; gap: 20px; margin-bottom: 3rem; }
        .guideStep {
            display: flex;
            gap: 20px;
            background: var(--bgSurface);
            padding: 20px;
            border-radius: var(--radiusMd);
            align-items: flex-start;
        }
        .stepNumber {
            background: var(--brandAccent);
            color: var(--bgMain);
            min-width: 32px;
            height: 32px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 700;
            flex-shrink: 0;
        }
        .guideStep h3 a { color: inherit; text-decoration: none; }

        .downloadBox {
            background: var(--bgSurface);
            border: 1px solid var(--borderDefault);
            padding: 30px;
            border-radius: var(--radiusLg);
            text-align: center;
            margin-bottom: 3rem;
        }

        .providerGrid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 16px;
            margin-bottom: 3rem;
        }
        .providerTile {
            background: var(--bgElevated);
            padding: 20px;
            border-radius: var(--radiusMd);
            border: 1px solid var(--borderDefault);
            text-align: center;
        }

        .playerGuide {
            display: grid;
            grid-template-columns: 1fr;
            gap: 20px;
            margin-bottom: 3rem;
        }
        .guideItem {
            background: var(--bgSurface);
            padding: 24px;
            border-radius: var(--radiusMd);
            border-left: 4px solid var(--brandAccent);
        }
        .guideMeta { font-size: 0.8rem; color: var(--textMuted); margin-bottom: 10px; display: block; }

        .announcementGrid {
            display: grid;
            grid-template-columns: 1fr;
            gap: 16px;
            margin-bottom: 3rem;
        }
        .announcementCard {
            background: var(--bgSurface);
            border: 1px solid var(--borderDefault);
            padding: 20px;
            border-radius: var(--radiusMd);
            display: flex;
            gap: 15px;
        }
        .announcementCard i { color: var(--brandAccent); font-size: 1.2rem; margin-top: 4px; }
        .announcementDate { font-size: 0.8rem; color: var(--textMuted); display: block; margin-top: 8px; }

        .faqSection { margin-bottom: 3rem; }
        .faqItem {
            background: var(--bgSurface);
            border: 1px solid var(--borderDefault);
            border-radius: var(--radiusMd);
            margin-bottom: 12px;
            overflow: hidden;
        }
        .faqItem summary {
            padding: 16px;
            cursor: pointer;
            list-style: none;
            display: flex;
            align-items: center;
            justify-content: space-between;
            font-weight: 600;
            color: var(--textPrimary);
        }
        .faqItem summary::-webkit-details-marker { display: none; }
        .faqContent { padding: 0 16px 16px 16px; color: var(--textSecondary); font-size: 0.95rem; }

        .aboutBox {
            background: var(--bgSurface);
            padding: 30px;
            border-radius: var(--radiusLg);
            border: 1px solid var(--borderDefault);
            margin-bottom: 3rem;
        }
        .teamCard {
            background: var(--bgElevated);
            padding: 20px;
            border-radius: var(--radiusMd);
            margin-top: 20px;
            border: 1px solid var(--borderStrong);
        }

        .securityBox {
            background: var(--bgSurface);
            padding: 30px;
            border-radius: var(--radiusLg);
            border: 1px solid var(--borderDefault);
            margin-bottom: 3rem;
        }

        footer {
            background: var(--bgSurface);
            padding: 40px 0 20px 0;
            border-top: 1px solid var(--borderDefault);
            text-align: center;
        }
        .footerSitemap {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 10px;
            max-width: 800px;
            margin: 0 auto 30px auto;
            text-align: left;
        }
        .footerSitemap a { font-size: 0.9rem; color: var(--textSecondary); }
        .footerContact { margin-bottom: 20px; font-size: 0.95rem; }
        .footerLegal { font-size: 0.8rem; color: var(--textMuted); line-height: 1.5; }

        .navigator {
            position: fixed;
            inset-inline: 0;
            bottom: 0;
            height: 72px;
            background: var(--bgSurface);
            backdrop-filter: blur(15px);
            border-top: 1px solid var(--borderDefault);
            display: flex;
            justify-content: space-around;
            align-items: center;
            padding-bottom: env(safe-area-inset-bottom);
            z-index: 2000;
        }
        .navItem {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 4px;
            text-decoration: none;
            color: var(--textSecondary);
            font-size: 0.75rem;
            transition: color 0.2s;
        }
        .navItem i { font-size: 1.2rem; }
        .navItem:hover { color: var(--brandAccent); }

        .utilLink { color: var(--textLink); font-weight: 600; text-decoration: underline; }

        @media (min-width: 768px) {
            body { padding-inline: 24px; padding-bottom: 24px; }
            .categoryGrid { grid-template-columns: repeat(3, 1fr); }
            .gameGrid { grid-template-columns: repeat(3, 1fr); }
            .paymentGrid { grid-template-columns: repeat(4, 1fr); }
            .guideSteps { grid-template-columns: repeat(2, 1fr); }
            .providerGrid { grid-template-columns: repeat(4, 1fr); }
            .playerGuide { grid-template-columns: repeat(3, 1fr); }
            .announcementGrid { grid-template-columns: repeat(2, 1fr); }
            .navigator { display: none; }
        }

        @media (min-width: 1200px) {
            body { padding-inline: 32px; max-width: 1200px; margin-inline: auto; }
            .categoryGrid { grid-template-columns: repeat(4, 1fr); }
            .gameGrid { grid-template-columns: repeat(4, 1fr); }
            .paymentGrid { grid-template-columns: repeat(4, 1fr); }
            .guideSteps { grid-template-columns: repeat(2, 1fr); }
            .providerGrid { grid-template-columns: repeat(4, 1fr); }
            .playerGuide { grid-template-columns: repeat(3, 1fr); }
            .announcementGrid { grid-template-columns: repeat(2, 1fr); }
        }

        section { content-visibility: auto; contain-intrinsic-size: 1px 500px; }